5 things you need to know about India's first space observatory

This mission will study astronomical phenomena, puts India in select group of nations Astrosat is compared to NASA's Hubble telescope. Photograph: ISRO The Indian Space Research Organisation on......

Giant new galaxy revealed on the edge of the universe

ALMA image of the gravitationally lensed galaxy SDP.81. The bright orange central region of the ring (ALMA's highest resolution observation ever) reveals the glowing dust in this distant galaxy.......